<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <h2>请求</h2>
    <button class="btn1">不传参</button>
    <button class="btn2">传参</button>

    <script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
    <script>
        document.querySelector('.btn1').addEventListener("click", function () {
            axios.get(`http://ajax-api.itheima.net/api/news`).then((res) => {
                console.log(res);
            })
        })

        document.querySelector('.btn2').addEventListener("click", function () {
            axios.get(`http://ajax-api.itheima.net/api/news`,{
             params   
            }).then((res) => {
                console.log(res);
            })
        })
    </script>
</body>

</html>